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Oval|Natural|GIA

1.30ct J SI1 Oval Natural Diamond

ID • J/SI1 • GIA 7556609890

Certificate GIA 7556609890

Diamond specifications and retailer prices

From $4,338 NZD
HK$19,100 HKD
As of November 1, 2026
Save $5,659 NZD (57%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $9,996 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.3ct natural oval diamond

This 1.3ct natural oval sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7556609890. Listed at 21 retailers as of October 30, 2026, with prices from $4,338 to $9,996, a $5,659 spread on the same certified stone. NZ Jewellers lists it at $9,996. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.30
Carat
J
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle37.8°
OriginNatural
Grading LabGIA
CertificateGIA 7556609890
Dimensions8.42 × 6.10 × 3.97 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizeNone
Top View
8.42 mm6.10 mm1.30 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7556609890
Side View
Table 58.0%Crown 38.9°Girdle: MED-STKPavilion 37.8°Culet: NDepth 65.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $9,996 NZD|Low: $4,315 NZD|High: $10,294 NZD|Avg: $6,145 NZD|-2.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 1, 2026
Retailer 3$4,338 NZD
Retailer 21$4,634 NZD
Retailer 15$4,658 NZD
Retailer 8$4,727 NZD
Retailer 18$4,776 NZD
Retailer 19$4,785 NZD
Retailer 17$5,176 NZD
Retailer 9$5,199 NZD
Retailer 10$5,397 NZD
Retailer 5$5,891 NZD
Retailer 11$5,908 NZD
Retailer 16$5,920 NZD
Retailer 7$5,972 NZD
Retailer 12$6,121 NZD
Retailer 4$6,363 NZD
Retailer 14$6,419 NZD
Retailer 6$6,688 NZD
Retailer 2$6,778 NZD
Retailer 20$7,022 NZD
Retailer 13$9,554 NZD
NZ Jewellers$9,996 NZD

33 data points across 21 retailers

21 retailers$4,338 NZD to $9,996 NZD

A
Cheapest Retailer
-
$4,338 NZD
HK$19,100 HKD
A
Retailer 2
-
$4,634 NZD
$2,612 USD
View
A
Retailer 3
-
$4,658 NZD
$2,625 USD
View
A
Retailer 4
-
$4,727 NZD
$2,664 USD
View
B+
Retailer 5
-
$4,776 NZD
$2,692 USD
View
Final sale: no returns
A
Retailer 6
-
$4,785 NZD
$2,697 USD
View
B+
Retailer 7
-
$5,176 NZD
$2,917 USD
View
B+
Retailer 8
-
$5,199 NZD
$2,930 USD
View
B+
Retailer 9
-
$5,397 NZD
$3,042 USD
View
B+
Retailer 10
-
$5,891 NZD
$3,320 USD
View
B+
Retailer 11
-
$5,908 NZD
$3,330 USD
View
B+
Retailer 12
-
$5,920 NZD
£2,627 GBP
View
B+
Retailer 13
-
$5,972 NZD
$3,366 USD
View
B+
Retailer 14
-
$6,121 NZD
$3,450 USD
View
B
Retailer 15
-
$6,363 NZD
$3,586 USD
View
Retailer 16
-
$6,419 NZD
A$5,566 AUD
View
Price last confirmed 28 days ago
B+
Retailer 17
-
$6,688 NZD
€3,590 EUR
View
B+
Retailer 18
-
$6,778 NZD
$3,820 USD
View
B
Retailer 19
-
$7,022 NZD
ZAR 63,933 ZAR
View
B
Retailer 20
-
$9,554 NZD
£4,240 GBP
View
Most Expensive
B
NZ Jewellers
05f0da9f-f850-4587-9553-0258ab60831e · Oct 30
$9,996 NZD
$5,634 USD
View
20 more retailers have this diamond
Prices start from $4,338 NZDSave up to $5,659 NZD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.30ct Oval
$4,338 NZD